Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N57021.
| Tail Number / N-Number | N57021 |
| Manufacturer | RAVEN |
| Model | S55A |
| Year Built | 1979 |
| Manufacturer's Serial Number | S55A-608 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Average Cruising Speed | 60 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SHORTSTOP |
| Street | 4457 PARK ROAD |
| City | BENICIA |
| State | CA |
| Zip Code | 94510 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-12-20 |
| Certificate Issue Date | 1980-03-11 |
| Last Action Date | 2010-06-14 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2017-02-16 |
| Mode S Code | 51650441 |
| Mode S Code Hex | A75121 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N57021.
| Tail Number / N-Number | N57021 |
| Manufacturer | TAYLORCRAFT |
| Model | DCO-65 |
| Year Built | 1942 |
| Manufacturer's Serial Number | O-4276 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 82 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WITTER GEORGE G JR |
| Street | 2345 MIDLOTHIAN DRIVE |
| City | ALTADENA |
| State | CA |
| Zip Code | 91001 |
| Region | Western-Pacific |
| Certificate Issue Date | 1959-01-22 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-07-21 |
| Mode S Code | 51650441 |
| Mode S Code Hex | A75121 |